<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-imgcontent" :src="item.imgUrl"/>
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>

</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import "~styles/varibles.styl"
  @import "~styles/mixins.styl"
  .icons >>> .swiper-container
    height 0
    padding-bottom 50%

  .icon
    float left
    width 25%
    padding-bottom 25%
    height 0
    overflow hidden
    position relative

  .icon-img
    position absolute
    top 0
    left 0
    right 0
    bottom 0
    box-sizing border-box
    padding .1rem

  .icon-imgcontent
    display block
    margin 0 auto
    height 90%

  .icon-desc
    position absolute
    left 0
    right 0
    bottom 0
    height .44rem
    line-height .44rem
    color $darkColor
    text-align center
    ellipsos()

</style>
